CN103888028B - High Efficiency Thermal difference power generating stove - Google Patents
High Efficiency Thermal difference power generating stove Download PDFInfo
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- CN103888028B CN103888028B CN201410107131.XA CN201410107131A CN103888028B CN 103888028 B CN103888028 B CN 103888028B CN 201410107131 A CN201410107131 A CN 201410107131A CN 103888028 B CN103888028 B CN 103888028B
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Abstract
The invention discloses a kind of High Efficiency Thermal difference power generating stove, comprise flue, upper cover, thermo-electric generation sheet, radiator and power output interface, the temperature end of multiple thermo-electric generation sheet is connected with the outer wall of flue respectively, and the power output end of thermo-electric generation sheet is connected with the inner of power output interface; On the outer wall of flue, the position of removing installation thermo-electric generation sheet is all coated with heat insulation layer, radiator comprises the heat-dissipating cavity of internal layer and outer field radiating fin, radiating fin and heat-dissipating cavity are structure as a whole, heat-dissipating cavity is connected with the low-temperature end of thermo-electric generation sheet, through hole in heat-dissipating cavity is for the cooling water that circulates, the initial and end two ends of heat-dissipating cavity are respectively equipped with interface, are mutually connected in series between multiple radiator by interface.The present invention, by coated heat insulation layer on the outer wall of flue, adopts water-cooled and air-cooled heat dissipation structure simultaneously, significantly improves the temperature difference between the temperature end of thermo-electric generation sheet and low-temperature end and generating efficiency, meet the electricity needs of user.
Description
Technical field
The present invention relates to a kind of small-sized power generating stove, particularly relate to a kind of High Efficiency Thermal difference power generating stove.
Background technology
The applicant has applied for the utility model patent of hot poor power generating stove and has obtained mandate, and its patent No. is " ZL201220382638.2 ", and its principle traditional heating stove is combined the dual-use function realized for heat and generating power.But, this heat difference power generating stove owing to taking into account traditional heat supply function, institute for generate electricity heat utilization ratio be not very high, for the user that traditional heat demand is little, while generating efficiency deficiency, waste non-traditional heat supply heat, its energy output is difficult to meet consumers' demand; The fin be connected with thermo-electric generation sheet is also only radiating fin, only has air-cooled effect, and radiating efficiency is not enough, causes heat exchanger effectiveness not high.
In addition, traditional honeycomb briquet stove chamber, its material is magnesia, emergy, silica sand, one or more in quartz sand and bauxite sand powder, this flue is thermal-insulating type, outwardly heat transfer is slow, heat transfer time is long, and the wall thickness dimension of flue controls not easily even, wall thickness is excessive or too small, heat after flue outwardly transmits is uneven, time in for power generating stove (body of heater in above-mentioned heat difference power generating stove is flue), after flue installs multiple electricity generation module outward, thermal energy is the overlong time of electric energy, and the temperature of multiple electricity generation module is inconsistent, thus reduce generating efficiency and the life-span of electricity generation module, if temperature contrast is too large, some electricity generation modules will be the loads of other electricity generation modules, and serious can not export electric energy, cause power generating stove cisco unity malfunction.
Summary of the invention
Object of the present invention is just to provide a kind of High Efficiency Thermal difference power generating stove to solve the problem.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind of High Efficiency Thermal difference power generating stove, comprise flue, upper cover, thermo-electric generation sheet, radiator and power output interface, the temperature end of multiple described thermo-electric generation sheet is connected with the outer wall of described flue respectively, the low-temperature end of multiple described thermo-electric generation sheet is connected with multiple described radiator respectively, and the power output end of described thermo-electric generation sheet is connected with the inner of described power output interface; On the outer wall of described flue, the position of the described thermo-electric generation sheet of removing installation is all coated with heat insulation layer, described radiator comprises the heat-dissipating cavity of internal layer and outer field radiating fin, described radiating fin and described heat-dissipating cavity are structure as a whole, described heat-dissipating cavity is connected with the low-temperature end of described thermo-electric generation sheet, through hole in described heat-dissipating cavity is for the cooling water that circulates, the initial and end two ends of described heat-dissipating cavity are respectively equipped with interface, are mutually connected in series between multiple described radiator by described interface.
In said structure, the effect of heat insulation layer is that the heat by flue fuel combustion produces is retained in flue as far as possible, makes it not leak, thus makes furnace outer wall have higher temperature, improve the temperature end temperature of thermo-electric generation sheet; The structure that radiator adopts heat-dissipating cavity to be connected with radiating fin, adds the cooling water of circulation, thus reduces the low-temperature end temperature of thermo-electric generation sheet in heat-dissipating cavity during use.By the improvement of above-mentioned two-part structure, significantly improve the temperature difference between the temperature end of thermo-electric generation sheet and low-temperature end, thus significantly improve generating efficiency.
Preferably, described heat insulation layer is alumina silicate fibre layer.Alumina silicate fibre is ceramic fibre again, is a kind of New type of light refractory material, and this material has the advantages such as unit weight is light, high temperature resistant, Heat stability is good, and pyroconductivity is low, thermal capacitance is little, resistance to mechanical is vibrated, expanded by heating is little, heat-proof quality is good.
Further, the position that on the outer wall of described flue, described thermo-electric generation sheet is installed in removing is all coated with and is brushed with ceramic insulation thermal insulation coatings.Ceramic insulation thermal insulation coatings is preferably ZS-1 thermostable heat-isolating coating, and be a kind of high-performance heat rejection composite ceramic heat insulating coatings, military high-tech heat insulating coating transfers civilian a kind of multifunctional thermal-insulation thermal insulation coatings to.After increasing ceramic insulation thermal insulation coatings, heat insulation and preservation effect improves further.
In order to improve the heat transference efficiency of flue, described flue comprises following raw material: clay, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber, graphite powder and carborundum.
Clay is a kind of material of maturation application, has good plasticity, mainly comprises (<2 μm) aluminium silicate salt that kaolin, halloysite, particle are very little.Except aluminium, clay also comprises a small amount of magnesium, iron, sodium, potassium and calcium.
Corhart Zac-block is also known as fused cast refractories, and english abbreviation is A
zS, be by Al
2o
3-ZrO
2-SiO
2three chemical compositions of ternary inorganic solution, how much tactic according to its content, Al
2o
3get A, ZrO
2get Z, SiO
2get S, so be abbreviated as A
zS.Fused cast refractories is with pure alumina powder (Al
2o
3) and containing zirconia (ZrO
2) 65%, silicon dioxide (SiO
2) about 34% zircon sand after electric smelter melts internalization in injection model cooling and formed white solid, its lithofacies structure is made up of the eutectoid of corundum and the oblique stone of zirconium and glassy phase, be the eutectoid of the oblique stone phase of corundum phase and zirconium from learning mutually, glassy phase is filled between their crystallization.
Carbon fiber is called for short CF, it is a kind of novel enhanced material grown up in the last thirty years, there is high elastic modulus, high strength, high-fire resistance and low-density advantage, it is high temperature resistant that the superconduction high-temperature resistance carbon fiber that the present invention adopts highlights superconduction, being represent heat conduction in selection carbon fiber, the carbon fiber that resistance to elevated temperatures is strong, is ready-made raw material.
The raw materials such as carborundum quartz sand, petroleum coke (or coal tar), wood chip (needing with salt when producing green silicon carbide) form through pyrolytic semlting in resistance furnace, are often used as high temperature resistant superconducting ceramics.
Preferably, described flue is made up of following raw material: clay, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber, graphite powder and carborundum.
The mass parts of each raw material is respectively: clay 8 ~ 9 parts, 0.5 ~ 0.9 part, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber 0.1 ~ 0.4 part, graphite powder 0.1 ~ 0.5 part, 0.05 ~ 0.2 part, carborundum.
Preferably, the mass parts of each raw material is respectively: clay 8.75 parts, 0.85 part, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber 0.15 part, graphite powder 0.2 part, 0.05 part, carborundum.
Preferably, described graphite powder is aerospace level graphite powder, and being called for short ATJ-S, is the senior graphite of aerospace die forming.
Beneficial effect of the present invention is:
The present invention installs the coated heat insulation layer in position of thermo-electric generation sheet by removing on the outer wall of flue, the radiator simultaneously adopting heat-dissipating cavity and radiating fin to form is the low-temperature end heat radiation of thermo-electric generation sheet, make it realize water-cooling and wind-cooling heat dissipating simultaneously, significantly improve the temperature difference between the temperature end of thermo-electric generation sheet and low-temperature end and generating efficiency, meet the electricity needs of user; Flue of the present invention has high temperature resistant, lightweight, that intensity is high, heat trnasfer is fast advantage, its heat outwardly transmitted easily controls, outwardly the even heat of any direction transmission is consistent, thus make the even heat of the temperature end of each thermo-electric generation sheet consistent, load balancing, the voltage stabilization exported, power quality are high, ensure that high generation efficiency and the long-life of thermo-electric generation sheet.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of High Efficiency Thermal of the present invention difference power generating stove;
Fig. 2 is the A-A broken section enlarged drawing in Fig. 1;
Fig. 3 is the electricity generating principle structural representation of thermo-electric generation sheet of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, Figure 2 and Figure 3, High Efficiency Thermal difference power generating stove of the present invention comprises flue 2, upper cover 1, thermo-electric generation sheet 6, radiator 5 and power output interface 4, the temperature end of the thermo-electric generation sheet 6 of multiple semiconductor is connected respectively by the outer wall of screw 8 with flue 2, the low-temperature end of multiple thermo-electric generation sheet 6 is connected with multiple radiator 5 respectively, and the power output end of thermo-electric generation sheet 6 is connected with the inner of power output interface 4, on the outer wall of flue 2, the position of removing installation thermo-electric generation sheet 6 is all coated with and is brushed with ceramic insulation thermal insulation coatings 10, the outside of ceramic insulation thermal insulation coatings 10 is all coated with heat insulation layer 7, heat insulation layer 7 adopts alumina silicate fibre layer, radiator 5 comprises heat-dissipating cavity 51 and the outer field radiating fin 52 of internal layer, radiating fin 52 and heat-dissipating cavity 51 are structure as a whole, heat-dissipating cavity 51 is connected with the low-temperature end of thermo-electric generation sheet 6, through hole in heat-dissipating cavity 51 is for the cooling water that circulates, the head of heat-dissipating cavity 51, tail two ends are respectively equipped with interface (not shown), mutually be connected in series by interface between multiple radiator 5 that (this syndeton does not illustrate in the drawings, but easy understand), power output interface 4 is installed on the outer wall of flue 2.The stove pin 3 of flue 2 lower end is also show in Fig. 1.
As shown in Figure 3, the inside of flue 2 is burner hearth 9, can fill the Wastes of Crops such as stalk or honeycomb briquette, cinder, wood chip etc. in burner hearth 9, and the heat that its burning produces passes to surface by flue 2, and the temperature end temperature of thermo-electric generation sheet 6 is raised; Simultaneously, the low-temperature end of thermo-electric generation sheet 6 is lowered the temperature by radiator 5, thus between the temperature end and low-temperature end of thermo-electric generation sheet 6, form the temperature difference (can up to about 100 DEG C), coating-forming voltage between two electrodes of the power output end of thermo-electric generation sheet 6, and it is (not shown by transformation/stable-pressure device, for normal power supplies structure) deliver to power output interface 4(after transformation/voltage stabilizing and see Fig. 1), for external electrical appliance.
Composition graphs 1 and Fig. 3, flue 2 is made up of the raw material of following mass parts: clay 8 ~ 9 parts, 0.5 ~ 0.9 part, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber 0.1 ~ 0.4 part, aerospace level graphite powder 0.1 ~ 0.5 part, 0.05 ~ 0.2 part, carborundum; Be preferably clay 8.75 parts, 0.85 part, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber 0.15 part, aerospace level graphite powder 0.2 part, 0.05 part, carborundum.
Above-described embodiment is preferred embodiment of the present invention; it is not the restriction to technical solution of the present invention; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of patent of the present invention.
Claims (5)
1. a High Efficiency Thermal difference power generating stove, comprise flue, upper cover, thermo-electric generation sheet, radiator and power output interface, the temperature end of multiple described thermo-electric generation sheet is connected with the outer wall of described flue respectively, the low-temperature end of multiple described thermo-electric generation sheet is connected with multiple described radiator respectively, and the power output end of described thermo-electric generation sheet is connected with the inner of described power output interface; On the outer wall of described flue, the position of the described thermo-electric generation sheet of removing installation is all coated with heat insulation layer, described radiator comprises the heat-dissipating cavity of internal layer and outer field radiating fin, described radiating fin and described heat-dissipating cavity are structure as a whole, described heat-dissipating cavity is connected with the low-temperature end of described thermo-electric generation sheet, through hole in described heat-dissipating cavity is for the cooling water that circulates, the initial and end two ends of described heat-dissipating cavity are respectively equipped with interface, are mutually connected in series between multiple described radiator by described interface; It is characterized in that: described flue comprises following raw material: clay, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber, graphite powder and carborundum.
2. High Efficiency Thermal difference power generating stove according to claim 1, is characterized in that: described flue is made up of following raw material: clay, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber, graphite powder and carborundum.
3. High Efficiency Thermal difference power generating stove according to claim 1 and 2, it is characterized in that: the mass parts of each raw material is respectively: clay 8 ~ 9 parts, 0.5 ~ 0.9 part, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber 0.1 ~ 0.4 part, graphite powder 0.1 ~ 0.5 part, 0.05 ~ 0.2 part, carborundum.
4. High Efficiency Thermal difference power generating stove according to claim 3, is characterized in that: the mass parts of each raw material is respectively: clay 8.75 parts, 0.85 part, Corhart Zac-block powder, superconduction high-temperature resistance carbon fiber 0.15 part, graphite powder 0.2 part, 0.05 part, carborundum.
5. High Efficiency Thermal difference power generating stove according to claim 1 and 2, is characterized in that: described graphite powder is aerospace level graphite powder.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107131.XA CN103888028B (en) | 2014-03-21 | 2014-03-21 | High Efficiency Thermal difference power generating stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107131.XA CN103888028B (en) | 2014-03-21 | 2014-03-21 | High Efficiency Thermal difference power generating stove |
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| CN103888028A CN103888028A (en) | 2014-06-25 |
| CN103888028B true CN103888028B (en) | 2015-12-09 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922767A (en) * | 2014-03-25 | 2014-07-16 | 成都航天烽火精密机电有限公司 | High-efficiency heat exchange furnace liner |
| CN105897052A (en) * | 2014-08-30 | 2016-08-24 | 姬志强 | Power generation device using solar water heater |
| CN104207650A (en) * | 2014-09-22 | 2014-12-17 | 河北恒能环保科技有限公司 | Power generation pan |
| CN105332461B (en) * | 2015-12-01 | 2017-12-08 | 金春松 | Power generation brick |
| CN105605618A (en) * | 2016-01-29 | 2016-05-25 | 天津市天楚科技有限公司 | Multi-mode power supply firewood power generating furnace |
| CN105763102B (en) * | 2016-04-12 | 2018-01-16 | 华南理工大学 | A kind of tank infrared stealth system fine based on heat conduction |
| CN106505915A (en) * | 2016-12-08 | 2017-03-15 | 池州信安电子科技有限公司 | A kind of thermo-electric generation system of firewood energy-saving stove |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001135543A (en) * | 1999-08-26 | 2001-05-18 | Nikko Consulting & Engineering Co Ltd | Device for heat treatment |
| JP2006321945A (en) * | 2005-05-20 | 2006-11-30 | Osu:Kk | Gasification apparatus |
| CN100494119C (en) * | 2005-08-08 | 2009-06-03 | 上海盛江特种耐火材料厂 | Alumina-silicon carbide-carbon refractory material preparation method |
| CN1982706A (en) * | 2005-12-13 | 2007-06-20 | 中国电子科技集团公司第十八研究所 | Generator with temperature-differential waste-heat recovery |
| CN201378816Y (en) * | 2009-04-10 | 2010-01-06 | 李泽明 | Device for generating power through temperature difference |
| CN101615871A (en) * | 2009-05-22 | 2009-12-30 | 南京航空航天大学 | Self-cooled semiconductor thermoelectric generating system for recycling waste heat of converter |
| CN202713203U (en) * | 2012-08-03 | 2013-01-30 | 成都航天烽火精密机电有限公司 | Thermoelectric generation furnace |
| CN103216855B (en) * | 2013-05-03 | 2016-07-06 | 河北恒能生物质能有限公司 | A kind of domestic stove with generating function |
| CN203800843U (en) * | 2014-03-21 | 2014-08-27 | 成都航天烽火精密机电有限公司 | High-efficiency thermoelectric power generation furnace |
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